S52.233N
✓ BillableDisplaced oblique fracture of shaft of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion
Injury, poisoning and certain other consequences of external causes (S00-T88)
❌ Excludes1
inheritedRules inherited from parent codes in the hierarchy.
- • traumatic amputation of forearm (S58.-)
⚠️ Excludes2
inheritedRules inherited from parent codes.
- • fracture at wrist and hand level (S62.-)
- • periprosthetic fracture around internal prosthetic elbow joint (M97.4)
Clinical Description
ICD-10-CM code S52.233N represents displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for open fracture type iiia, iiib, or iiic with nonunion. This code falls under the Injury, poisoning and certain other consequences of external causes (S00-T88) classification. It is a billable/specific code valid for HIPAA-covered transactions as of October 1, 2025 (FY2026). This code can be used to indicate a diagnosis for reimbursement purposes on insurance claims.
This is a 8-character code at the 7th level of specificity. This is the most specific code available in this subcategory. Coders should note that S52.233N has 1 Excludes1 restriction(s) — codes that cannot be reported together on the same claim.
Frequently Asked Questions
What is ICD-10 code S52.233N?
ICD-10-CM code S52.233N is "Displaced oblique fracture of shaft of unspecified ulna, subsequent encounter for open fracture type IIIA, IIIB, or IIIC with nonunion". It belongs to the category: Injury, poisoning and certain other consequences of external causes (S00-T88).
Is S52.233N a billable ICD-10 code?
Yes, S52.233N is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
What codes are excluded with S52.233N?
S52.233N has 1 Excludes1 rule(s). These codes are mutually exclusive and cannot be coded together on the same claim.
Can S52.233N be coded with other codes?
S52.233N has 2 Excludes2 note(s). These conditions can be coded together if both are documented in the patient record.
Related Codes in S52.233
Other codes in the same category that may be relevant for differential coding:
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Data Source
CMS ICD-10-CM 2026 Tabular List
Updated October 1, 2025 (FY2026)